Explanation

World Water Day is on 22 March every year.

It is an annual United Nations Observance, started in 1993

Purpose: the importance of freshwater

Theme 2021: 'Valuing Water'.

Theme 2022: "Groundwater, making the invisible visible”.

Theme 2023: Accelerating Change

Theme 2024: Water for peace

Explanation

World Hand Hygiene Day is observed on 5 May. 

Theme 2022: Unite for safety: clean your hands

Theme 2023: Accelerate action together 

Explanation

International Transgender Day of Visibility is annually observed on 31 March to celebrate the achievements and contributions of transgender people.

First celebrated in 2009.

Explanation

International Day of Radiology is observed on November 8.

Theme 2020: Radiologists and radiographers supporting patients during COVID-19.

Theme 2021: Interventional Radiology – Active care for the patient

Theme 2022: Radiologists & Radiographers Supporting Patients

Explanation

• International Day of Action for Rivers: 14 March

• International Day of Action for Rivers Objective: to discuss the issues on river management, river pollution, river conservation

• International Day of Action for Rivers theme 2021: Rights of Rivers

• International Day of Action for Rivers theme 2022: The Importance of Rivers for Biodiversity
• Theme 2023: Rights of rivers

Explanation

 International Day of Happiness is celebrated on 20 March. 

Theme 2021: Happiness For All, Forever

Theme 2022: Be calm, Be wise and Be Kind

Theme 2023: Be Mindful, Be Grateful, Be Kind 

Theme 2024: Reconnecting for Happiness: Building Resilient Communities

Theme 2025: Caring and Sharing

Explanation

The United Nations General Assembly (UNGA) proclaimed 4 February as the International Day of Human Fraternity in 2020.

Explanation

• World Smile Day is celebrated on First Friday of October.
• In 2022,  First Friday of October falls on 7th October.

Explanation

In 2018, the United Nations General Assembly adopted a resolution proclaiming January 24 as International Day of Education.

Fifth edition of International Day of Education observed on 24 January 2023.

Explanation

World Mental Health Day (10 October) is an international day for global mental health education, awareness and advocacy against social stigma. It was first celebrated in 1992.

Theme 2022: Make Mental Health for all a global priority